Transition from bamboo sap to water: aquatic habits in the sap beetle amphicrossus japonicus (Coleoptera : Cucujoidea : Nitidulidae)
Amphicrossus japonicus is the first known facultatively aquatic nitidulid. The adult beetles breed in bamboo sap and subsequently enter water-filled bamboo culms. In water they breathe via a ventral air sheath held by hydrofuge pubescence. The beetles are facultative predators and hunt mosquito larv...
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2007
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